states postal service. [ man ] we are the united states postal service. [ male announcer ] and our priority is you. go to usps.com® and try it today. >>> i'm truly devastated. and we are all heartbroken and will miss him dearly. >> that was anna hernan tez, wi hernandez, wife of the officer killed at l.a.x. airport. police are still trying to piece together the motive. prosecutors have filed charges in the case that could make c n ciancia face the death penalty. what is in tnin the criminal complaint? >> reporter: it outlines how he entered terminal 3 just behind me, pull out a rifle from a bag, and apparently the criminal complaint says he opened fire on tsa agent hernandez at point bla blank range. the criminal complaint says he went up aphe is indica ehe is az move, went back down, shot hill again, and hit two others before getting down to the terminal. he got to the end of the terminal where he was engaged by police, they released several rounds of gun fire. he was struck several times, at least four times in the body, maybe possibly once in the head. he was taken to a local hospital.